Highest Centurion chase: 251, SA's lead: 372

293 Average first-innings lead for South Africa in their last four completed Tests against New Zealand. They gained a lead of 267 in this Test. Their lead in the three previous completed Tests were: 199 in Wellington, 302 in Cape Town and 404 in Port Elizabeth, all in 2012-13.

117 Kane Williamson's average as Test captain is the highest for any player who has batted five or more innings. His scores as captain so far have been 91, 113, 68*, 2* and 77. He had made 97 in his last innings before captaincy, which means he now has five 50-plus scores in last six innings.

2013 Last time five of New Zealand's top-seven batsmen were out for single-digit scores in their first innings of a Test, also against South Africa, in Cape Town. In this match, apart from Williamson and Henry Nicholls all the other five were out before reaching double-figures.

4 Wicketkeepers who have made two fifty-plus scores in a Test when opening. Quinton de Kock with scores of 82 and 50 became the fourth to do so after Dick Spooner, Farokh Engineer and Kamran Akmal.

2 Instances in South Africa's last eight Tests when four of their top five were dismissed for single-digit scores. Before this Test, their top five had all got single-digit scores in their first innings of the Nagpur Test last year. Incidentally, they did not have any such instances between 2006 and 2014.

16.79 Dale Steyn's bowling average in Tests against New Zealand - his best against any opponents against whom he has played more than one Test. He now has 63 wickets against them, which is his joint second-most against any team, after 69 wickets against Australia. His average is the best among all 18 fast bowlers who have taken 40 or more wickets against New Zealand.

251 Highest total in the fourth innings of Tests in Centurion, by England in 1999-00. South Africa already lead by 372 runs at the end of day three.

2004 Last time before this Test that South Africa were six down for less than 100 runs in an innings in Centurion, against West Indies. This was the fourth time they have been six down for less than 100 in Centurion and all have been in their second innings. Despite these collapses, this is the home venue where South Africa have the highest runs per wicket in their second innings.